Unit 1 Test Practice
1. Write the equation of the circle.
6. Use the graph of the function
to
estimate the open intervals on which the function is
increasing or decreasing.
2. Find the distance between the points.
A) 3.2
(-2,4.) (-1,2.75).
(1,-2.75). (2,4)
7. Find all relative extrema for the function.
B) 8.2
C) 2.4
D) 6.3
3. Find the length of the missing side.
A)
88 yds
B)
345 yds
C)
426 yds
D) 9 yds
4. Write the equation of the circle.
8. State the domain and range of each.
a.
b.
D:
-2,3
D:
R:
-3,6
R:
c.
d.
5. Determine if the side lengths form a right
triangle.
A) Yes
D:
B) No
R:
-3,9
D:
R:
2,10
0,3
9. Which of the following is a function?
14. Write the equation of the line shown.
No
Yes.
Yes
No
10.
15. Write the equation of the line through (-2, 3) and perpendicular to
1
x 2.
4
y
11. State the domain and range of the function.
16. Find the domain of each:
12. Write the equation of the line through (-5, 5) and (1, 0).
13. Write the equation of the line through (4, 3) and parallel to
18. Given f(x) = -2x + 5
(f + g)(x)
and
y
3
x 2
2
a.
y
x 2 3x 10
b.
y
x 6
x 2
c.
y
x 1
x 4
17. Is the point (2, -2) on the circle, inside the circle or outside the circle
x 4
2
y 1
2
16 ? Show work to support your answer.
g(x) = 3x - 7, perform each operation. State the domain of each result.
(f – g)(x)
(f•g)(x)
f
g
x